US20150378118A1 - Hybrid power and optical fiber cable with conductive buffer tube - Google Patents

Hybrid power and optical fiber cable with conductive buffer tube Download PDF

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Publication number
US20150378118A1
US20150378118A1 US14/768,046 US201414768046A US2015378118A1 US 20150378118 A1 US20150378118 A1 US 20150378118A1 US 201414768046 A US201414768046 A US 201414768046A US 2015378118 A1 US2015378118 A1 US 2015378118A1
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Prior art keywords
pin
electrical
contacts
cable
contact
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US14/768,046
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English (en)
Inventor
Thomas P. Huegerich
Eric Ryan CHAPPELL
Wayne M. Kachmar
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Commscope EMEA Ltd
Commscope Technologies LLC
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Individual
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Priority to US14/768,046 priority Critical patent/US20150378118A1/en
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Assigned to ADC TELECOMMUNICATIONS, INC. reassignment ADC TELECOMMUNICATIONS, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: CHAPPELL, ERIC RYAN, HUEGERICH, THOMAS P., KACHMAR, WAYNE M.
Assigned to ADC TELECOMMUNICATIONS, INC. reassignment ADC TELECOMMUNICATIONS, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: CHAPPELL, ERIC RYAN, HUEGERICH, THOMAS P., KACHMAR, WAYNE M.
Assigned to TYCO ELECTRONICS SERVICES GMBH reassignment TYCO ELECTRONICS SERVICES GMBH ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: ADC TELECOMMUNICATIONS, INC., TE CONNECTIVITY SOLUTIONS GMBH
Assigned to COMMSCOPE EMEA LIMITED reassignment COMMSCOPE EMEA LIMITED ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: TYCO ELECTRONICS SERVICES GMBH
Assigned to COMMSCOPE TECHNOLOGIES LLC reassignment COMMSCOPE TECHNOLOGIES LLC ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: COMMSCOPE EMEA LIMITED
Publication of US20150378118A1 publication Critical patent/US20150378118A1/en
Assigned to JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT reassignment JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT PATENT SECURITY AGREEMENT (ABL) Assignors: COMMSCOPE TECHNOLOGIES LLC
Assigned to JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT reassignment JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT PATENT SECURITY AGREEMENT (TERM) Assignors: COMMSCOPE TECHNOLOGIES LLC
Assigned to ANDREW LLC, REDWOOD SYSTEMS, INC., COMMSCOPE, INC. OF NORTH CAROLINA, ALLEN TELECOM LLC, COMMSCOPE TECHNOLOGIES LLC reassignment ANDREW LLC RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS). Assignors: JPMORGAN CHASE BANK, N.A.
Assigned to COMMSCOPE, INC. OF NORTH CAROLINA, ALLEN TELECOM LLC, REDWOOD SYSTEMS, INC., COMMSCOPE TECHNOLOGIES LLC, ANDREW LLC reassignment COMMSCOPE, INC. OF NORTH CAROLINA RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS). Assignors: JPMORGAN CHASE BANK, N.A.
Abandoned legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4292—Coupling light guides with opto-electronic elements the light guide being disconnectable from the opto-electronic element, e.g. mutually self aligning arrangements
    • G02B6/4293—Coupling light guides with opto-electronic elements the light guide being disconnectable from the opto-electronic element, e.g. mutually self aligning arrangements hybrid electrical and optical connections for transmitting electrical and optical signals
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02004—Optical fibres with cladding with or without a coating characterised by the core effective area or mode field radius
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
    • G02B6/3817—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres containing optical and electrical conductors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4246—Bidirectionally operating package structures
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4274—Electrical aspects
    • G02B6/4284—Electrical aspects of optical modules with disconnectable electrical connectors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/43—Arrangements comprising a plurality of opto-electronic elements and associated optical interconnections
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/4415—Cables for special applications
    • G02B6/4416—Heterogeneous cables
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/4429—Means specially adapted for strengthening or protecting the cables
    • G02B6/443—Protective covering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B11/00—Communication cables or conductors
    • H01B11/22—Cables including at least one electrical conductor together with optical fibres
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/60—Contacts spaced along planar side wall transverse to longitudinal axis of engagement
    • H01R24/62—Sliding engagements with one side only, e.g. modular jack coupling devices
    • H01R24/64—Sliding engagements with one side only, e.g. modular jack coupling devices for high frequency, e.g. RJ 45
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/02—Constructional details
    • H04Q1/13—Patch panels for monitoring, interconnecting or testing circuits, e.g. patch bay, patch field or jack field; Patching modules
    • H04Q1/135—Patch panels for monitoring, interconnecting or testing circuits, e.g. patch bay, patch field or jack field; Patching modules characterized by patch cord details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2107/00—Four or more poles

Definitions

  • the present disclosure relates generally to hybrid optical fiber and electrical communication systems.
  • this disclosure is directed to a hybrid power and optical fiber patch cord.
  • the hybrid power and optical fiber cable is used to connect and power high speed wireless devices using optical fiber and electrical conductors in a single cable.
  • One aspect is a cable assembly comprising a cable with a first end and a second end, wherein the cable includes first and second electrical conductors and also includes first and second optical fibers.
  • the cable assembly further comprises a first RJ-45 connector mounted upon the first end and a second RJ-45 connector mounted upon the second end wherein the first RJ-45 connector and the second RJ-45 connector each include an optical to electrical converter.
  • a patch cord comprises a hybrid cable having a first end and a second end, the hybrid cable including an outer jacket enclosing first and second electrical conductors that extend from the first end to the second end of the hybrid cable.
  • the hybrid cable further includes first and second optical fibers that extend from the first end to the second end of the hybrid cable and that are enclosed within the outer jacket.
  • the patch cord further comprises a first RJ-45 connector mounted at the first end of the hybrid cable and a second RJ-45 connector mounted at the second end of the hybrid cable, the first and second RJ-45 connectors each including a plurality of electrical contacts, the electrical contacts including power contacts and signal contacts, and the first and second RJ-45 connectors each including an optical to electrical converter.
  • optical to electrical converters are each electrically connected to the first and second electrical conductors and the first and second electrical conductors are also electrically connected to the power contacts of the first and second RJ-45 connectors.
  • the optical to electrical converters further provide signal conversion interfaces between the first and second optical fibers and the signal contacts of the first and second RJ-45 connectors.
  • Another aspect is a system for providing high speed data transmission and power to an electronic device, wherein the system comprises a patch cord wherein the patch cord further comprises a hybrid cable, the hybrid cable including first and second electrical conductors and first and second optical fibers.
  • the system further comprises a first RJ-45 connector mounted at a first end of the hybrid cable and a second RJ-45 connector mounted at a second end of the hybrid cable, the first and second RJ-45 connectors each including a plurality of electrical contacts, wherein the electrical contacts include power contacts and signal contacts, wherein the first and second RJ-45 connectors each include an optical to electrical converter electrically connected to the first and second electrical conductors.
  • the first and second electrical conductors are electrically connected to the power contacts of the first and second RJ-45 connectors and the optical to electrical converters provide signal conversion interfaces between the first and second optical fibers and the signal contacts of the first and second RJ-45 connectors.
  • the system further comprises a first electronic device having a first RJ-45 jack, wherein the first RJ-45 jack has a plug opening for receiving the first RJ-45 connector of the patch cord, wherein the plug opening includes a plurality of electrical contacts, the plurality of electrical contacts including power contacts and signal contacts corresponding to the electrical and signal contacts of the first RJ-45 connector, wherein the first electronic device is powered by an external power source.
  • the system also includes a second electronic device having a second RJ-45 jack, wherein the second RJ-45 jack has a plug opening for receiving the second RJ-45 connector of the patch cord, wherein the plug opening includes a plurality of electrical contacts, the plurality of electrical contacts including power contacts and signal contacts corresponding to the electrical and signal contacts of the second RJ-45 connector, wherein the second electronic device receives power from the first electronic device.
  • a further aspect is a cable assembly having a hybrid cable having a first end and a second end, the hybrid cable including an outer jacket enclosing first and second conductive buffer regions that extend from the first end to the second end of the hybrid cable, wherein the first conductive buffer region encloses a first optical fiber and the second conductive buffer region encloses a second optical fiber.
  • FIG. 1 shows a system diagram using a hybrid patch cord in accordance with the principles of the present disclosure.
  • FIG. 2 is a cross-sectional view of the hybrid cable shown in FIG. 1 .
  • FIG. 3 is a cross-sectional view of an alternative embodiment of the hybrid cable shown in FIG. 1 .
  • FIG. 4 is a cross-sectional view of an alternative embodiment of the hybrid cable shown in FIG. 1 .
  • FIG. 5 is a cross-sectional view of an alternative embodiment of the hybrid cable shown in FIG. 1 .
  • FIG. 6 is a perspective view of an RJ-45 plug mounted to a hybrid cable in accordance with the principles of the present disclosure.
  • FIG. 7 is a top plan view of an RJ-45 plug with an embedded optical to electrical converter in accordance with the principles of the present disclosure.
  • an eight pin, eight contact connector plug is an RJ-45 plug.
  • RJ-45 plug means a plug having a standard RJ-45 plug interface including a rectangular form factor supporting eight consecutive electrical contacts, an alignment key, and a flexible latch for allowing matability with an RJ-45 jack.
  • FIG. 1 is a perspective view of a system 100 using a hybrid cable 102 .
  • the system 100 includes a hybrid cable 102 connecting a first electronic device 104 to a second electronic device 106 .
  • the first electronic device 104 is a desktop computer containing an internal AC-DC power supply (not shown) that is powered by a wall outlet (not shown) using a power cable 108 .
  • the first or second electronic devices 104 and 106 respectively can be a computing device.
  • An example of a computing device is a voice over Internet Protocol phone, a camera, a mobile computing device, or a desktop computing device.
  • An example of a desktop computing device is a personal computer or a network configured television.
  • the second electronic device 106 is a metrocell, an antenna, or a distributed antenna system.
  • the first electronic device 104 receives data through an Ethernet port in a wall outlet (not shown) using an Ethernet cable 110 or any other cable suitable for data transmission.
  • the first electronic device also includes an RJ-45 jack 112 , or a plug opening including a plurality of electrical contacts wherein the contacts further include a plurality of signal contacts and power contacts corresponding to the electrical and signal contacts of a mating RJ-45 plug 114 .
  • the RJ-45 jack 112 is used to send and receive data to and from the second electronic device 106 and to send power (e.g., DC power) to the second electronic device 106 over the hybrid cable 102 .
  • power e.g., DC power
  • the power provided through the hybrid cable 102 ranges from 15 to 50 watts.
  • the hybrid cable 102 connects to the RJ-45 jack 112 of the first electronic device 104 using the first RJ-45 plug 114 mounted to the first end 116 of the hybrid cable 102 .
  • the RJ-45 plug 114 also contains a latch 128 and an alignment key 130 for allowing matability with the RJ-45 jack 112 .
  • the RJ-45 plug 114 also includes an embedded optical to electrical converter 118 used to convert electrical signals received from the first electronic device 104 to optical signals and to convert optical signals received from the hybrid cable 102 to electrical signals transmitted to the first electronic device 104 .
  • the second electronic device 106 is a wireless router and also contains an RJ-45 jack 126 , or a plug opening including a plurality of electrical contacts wherein the contacts further include a plurality of signal contacts and power contacts corresponding to the electrical and signal contacts of the mating RJ-45 plug 120 .
  • the RJ-45 jack 126 is used to send and receive data to and from the first electronic device 104 and to receive power from the first electronic device 104 over the hybrid cable 102 .
  • the hybrid cable 102 connects to the RJ-45 jack 126 of the second electronic device 106 using a second RJ-45 plug 120 mounted to the second end 122 of the hybrid cable 102 .
  • the RJ-45 plug 120 also contains a latch 132 and an alignment key 134 for allowing matability with the RJ-45 jack 126 .
  • the RJ-45 plug 120 also includes an embedded optical to electrical converter 124 used to convert electrical signals received from the second electronic device 106 to optical signals and to convert optical signals received from the hybrid cable 102 to electrical signals transmitted to the second electronic device 106 .
  • the hybrid cable 102 is discussed in more detail with reference to FIGS. 2-7 .
  • the RJ-45 plugs 114 and 120 are discussed in more detail with reference to FIGS. 6-7 .
  • FIG. 2 is a cross-sectional view of the hybrid cable 102 shown in FIG. 1 .
  • the hybrid cable 102 contains first and second optical fibers 202 and 204 , respectively, and first and second electrical conductors 206 and 208 , respectively, housed in an insulating outer jacket 210 .
  • the first optical fiber 202 includes a core region 212 that is surrounded by a cladding region 214 and an outer coating region 216 .
  • the second optical fiber 204 is substantially similar to the first optical fiber 202 and also has a core region 218 surrounded by a cladding region 220 and an outer coating region 222 .
  • the core region 212 and 218 of a single-mode optical fiber has a diameter in the range of about 8 micrometers to about 10 micrometers.
  • the cladding region 214 and 220 of a single-mode optical fiber has a diameter in the range of about 120 micrometers to about 130 micrometers.
  • the coating region 216 and 222 of a single-mode optical fiber has a diameter in the range of about 190 micrometers to about 260 micrometers.
  • the first and second optical fibers 202 and 204 are single-mode and have dimensions as described above.
  • the optical fibers 202 , 204 are multi-mode fibers.
  • the core region 212 and 218 of a multi-mode optical fiber has a diameter in the range of about 50 micrometers to about 100 micrometers.
  • the cladding region 214 and 220 of a multi-mode optical fiber has a diameter in the range of about 120 micrometers to about 140 micrometers.
  • the coating region 216 and 222 of a multi-mode optical fiber has a diameter in the range of about 235 micrometers to about 260 micrometers.
  • the first electrical conductor 206 includes a conductive core 224 and an insulating layer 226 .
  • the second electrical conductor 208 also contains a conductive core 228 and an insulating layer 230 . In some embodiments, additional insulating layers are used.
  • the first electrical conductor 206 is used to deliver power from the first electronic device 104 to the second electronic device 106 over the hybrid cable 102 while the second electrical conductor 208 is used for ground.
  • Types of conductive materials that are used are copper or aluminum. In other embodiments, other types of conductive materials are used.
  • the hybrid cable 102 includes reinforcing structures such as aramid yarn, fiber reinforced polymeric (e.g., epoxy) rods, or other structures.
  • FIG. 3 is a cross-sectional view of an alternative hybrid cable 102 a suitable for use in the system of FIG. 1 .
  • the hybrid cable 102 a includes first and second optical fibers 202 and 204 , respectively.
  • the hybrid cable 102 a also includes first and second electrical conductors 206 and 208 , respectively, arranged in a twisted pair 232 configuration.
  • FIG. 4 is a cross-sectional view of an alternative hybrid cable 102 b suitable for use in the system of FIG. 1 .
  • the first and second optical fibers 202 and 204 are enclosed within the first and second electrical conductors 206 and 208 , respectively, and housed within the outer jacket 210 .
  • the first optical fiber 202 includes a core region 212 that is surrounded by a cladding region 214 and an outer coating region 216 .
  • the second optical fiber 204 is substantially similar to the first optical fiber 202 and also has a core region 218 surrounded by a cladding region 220 and an outer coating region 222 .
  • the first and second optical fibers 202 and 204 are surrounded by the first electrical conductor 206 , and the first electrical conductor 206 is further surrounded by a reinforcing, insulating layer 240 (e.g., tensile reinforcing tape, such as aramid yarn tape).
  • the reinforcing, insulating layer 240 is further surrounded by the second electrical conductor 208 , which is surrounded by a region of air 242 and housed within the outer jacket 210 .
  • FIG. 5 is a cross-sectional view of an alternative the hybrid cable 102 c shown in FIG. 1 .
  • the hybrid cable 102 c contains first and second optical fibers 202 and 204 , respectively, surrounded by first and second conductive buffer regions 246 and 248 , respectively, housed in an insulating outer jacket 210 .
  • the first optical fiber 202 includes a core region 212 that is surrounded by a cladding region 214 and an outer coating region 216 .
  • the first optical fiber 202 further includes a first conductive buffer region 246 that is comprised of polymeric material with integrated conductive material so that the first conductive buffer region 246 is conductive and acts as the first electrical conductor 206 .
  • the first conductive buffer region 246 carries power across the hybrid cable 102 c.
  • the second optical fiber 204 is substantially similar to the first optical fiber 202 and also has a core region 218 surrounded by a cladding region 220 and an outer coating region 222 .
  • the second optical fiber 204 further includes a second conductive buffer region 248 that is comprised of polymeric material with integrated conductive material so that the second conductive buffer region 248 is conductive and acts as the second electrical conductor 208 .
  • the second conductive buffer region 248 is the ground conductor within the hybrid cable 102 c.
  • the core region 212 and 218 of a single-mode optical fiber has a diameter in the range of about 8 micrometers to about 10 micrometers.
  • the cladding region 214 and 220 of a single-mode optical fiber has a diameter in the range of about 120 micrometers to about 130 micrometers.
  • the coating region 216 and 222 of a single-mode optical fiber has a diameter in the range of about 190 micrometers to about 260 micrometers.
  • the first and second optical fibers 202 and 204 are single-mode and have dimensions as described above. In other embodiments, the optical fibers 202 , 204 are multi-mode fibers.
  • the core region 212 and 218 of a multi-mode optical fiber has a diameter in the range of about 50 micrometers to about 100 micrometers.
  • the cladding region 214 and 220 of a multi-mode optical fiber has a diameter in the range of about 120 micrometers to about 140 micrometers.
  • the coating region 216 and 222 of a multi-mode optical fiber has a diameter in the range of about 235 micrometers to about 260 micrometers.
  • the first electrical conductor 206 within the first conductive buffer region 246 is used to deliver power from the first electronic device 104 to the second electronic device 106 over the hybrid cable 102 c while the second electrical conductor 208 within the second conductive buffer region 248 is used for ground.
  • Types of conductive materials that are used are copper or aluminum. In other embodiments, other types of conductive materials are used.
  • the hybrid cable 102 c includes reinforcing structures such as aramid yarn, fiber reinforced polymeric (e.g., epoxy) rods, or other structures.
  • FIG. 6 is a perspective view of the second RJ-45 plug 120 mounted to the second end 122 of the hybrid cable 102 .
  • the hybrid cable 102 includes the first and second optical fibers 202 and 204 , respectively. Additionally, the hybrid cable 102 contains the electrical conductor 206 used for power and the electrical conductor 208 used for ground that terminate at power contacts of the RJ-45 plug 120 . As described above, the electrical conductors 206 and 208 are used to power the second electronic device 106 and the optical to electrical converter 124 , using power from the internal AC-DC power supply in the first electronic device 104 .
  • Both optical fibers 202 and 204 are connected to the optical to electrical converter 124 , embedded within the RJ-45 plug 120 , using first and second splices 302 and 304 , respectively.
  • the splices can be fusion splices or mechanical splices.
  • Example mechanical splices that can be used are found in PCT/EP2013/052345, the disclosure of which is hereby incorporated by reference.
  • the optical to electrical converter 124 is a small form factor pluggable transceiver embedded within the RJ-45 plug 120 and is powered by the electrical conductors 206 and 208 .
  • the optical to electrical converter 124 converts and splits the optical signals from the optical fibers 202 and 204 into a plurality of electrical signals that are then distributed across a plurality of signal contacts among a plurality of electrical contacts 306 of the RJ-45 plug 120 .
  • the optical to electrical converter 124 also converts the electrical signals received from the second electronic device 106 , which are distributed across the plurality of electrical contacts 306 , to optical signals and splits those optical signals which are then distributed across the first and second optical fibers 202 and 204 , respectively.
  • the optical to electrical converter 124 is discussed in more detail with reference to FIG. 7 .
  • FIG. 7 is a top plan view of the RJ-45 plug 120 with the embedded optical to electrical converter 124 .
  • a vertical cavity surface emitting laser is used as to transmit the optical signal over the optical fibers 202 and 204 .
  • a Fabry-Perot laser diode is used to transmit the optical signal over the optical fibers 202 and 204 .
  • the RJ-45 plug 120 includes first and second splices 302 and 304 , respectively.
  • the RJ-45 plug 120 includes eight consecutively arranged first, second, third, fourth, fifth, sixth, seventh, and eighth electrical contacts 402 , 404 , 406 , 408 , 410 , 412 , 414 , and 416 , respectively, that are electrically connected to the output of the optical to electrical converter 124 and the first and second electrical conductors 206 and 208 , respectively.
  • contacts 402 and 416 are power contacts and are electrically connected to electrical conductors 206 and 208 .
  • contacts 404 and 414 are also used as power contacts in addition to 402 and 416 .
  • contacts 406 , 408 , 410 , and 412 are signal contacts and are electrically connected to the electrical input/output of the optical to electrical converter 124 .
  • the first optical fiber 202 is electrically connected to the fourth and fifth electrical contacts 408 and 410 , respectively, while the second optical fiber 204 is electrically connected to the third and sixth electrical contacts 406 and 412 , respectively.
  • the first RJ-45 plug 114 is substantially similar to the second RJ-45 plug 120 and also includes first and second splices, an optical to electrical converter 118 , and a plurality of electrical contacts as described herein.
  • the first RJ-45 plug 114 also includes similar connectivity features as the second RJ-45 plug 120 .

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Insulated Conductors (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
  • Communication Cables (AREA)
US14/768,046 2013-02-18 2014-02-12 Hybrid power and optical fiber cable with conductive buffer tube Abandoned US20150378118A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US14/768,046 US20150378118A1 (en) 2013-02-18 2014-02-12 Hybrid power and optical fiber cable with conductive buffer tube

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201361765997P 2013-02-18 2013-02-18
US201361766001P 2013-02-18 2013-02-18
US14/768,046 US20150378118A1 (en) 2013-02-18 2014-02-12 Hybrid power and optical fiber cable with conductive buffer tube
PCT/US2014/015969 WO2014126975A1 (fr) 2013-02-18 2014-02-12 Courant hybride et câble à fibre optique pourvu d'un tube tampon conducteur

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US (1) US20150378118A1 (fr)
EP (1) EP2956946A4 (fr)
CN (1) CN104995694A (fr)
WO (1) WO2014126975A1 (fr)

Cited By (10)

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US9472314B2 (en) 2013-05-14 2016-10-18 Commscope Technologies Llc Power/fiber hybrid cable
US9557505B2 (en) 2013-03-18 2017-01-31 Commscope Technologies Llc Power and optical fiber interface
US9893811B2 (en) 2013-03-18 2018-02-13 Commscope Technologies Llc Architecture for a wireless network
WO2019069615A1 (fr) * 2017-10-03 2019-04-11 株式会社フジクラ Câble équipé d'un connecteur et procédé de fabrication de connecteur
US10796824B2 (en) 2018-01-04 2020-10-06 Samsung Electronics Co., Ltd. Optical signal transferring apparatus, electronic apparatus, source device, and methods of operating the same
US11011288B1 (en) * 2020-05-14 2021-05-18 Dell Products L.P. Hybrid electrical/optical data/power cabling system
US11165511B2 (en) 2013-09-19 2021-11-02 Radius Universal Llc Fiber optic communications and power network
US11388374B2 (en) * 2020-06-11 2022-07-12 Celerity Technologies Inc. Transmitters and receivers for transmission of video and other signals by fiber optic cable
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US20230043969A1 (en) * 2021-08-04 2023-02-09 Delta Electronics, Inc. Connector having optical fiber connection mechanism and connector assembly thereof
US20230119332A1 (en) * 2021-10-18 2023-04-20 Celerity Technologies Inc. Usb connector for fiber optic cable and related usb extender

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EP2956946A1 (fr) 2015-12-23

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